3 tablespoons olive oil, divided, plus more as needed
1 onion, thinly sliced
¼ cup vegetable broth (60 mL)
3 cloves garlic, minced
2 tablespoons soy sauce
1 tablespoon chopped fresh thyme
4 oz spinach (115 g)
nonstick cooking spray, for greasing
1 sheet puff pastry, sheet
flour, for rolling out puff pastry
2 medium potatoes, thinly sliced
1 tablespoon non-dairy milk
vegan gravy, for serving
Nutrition Info
Calories 528
Fat 34g
Carbs 48g
Fiber 3g
Sugar 5g
Protein 9g
How to Make It
1. Step
Preheat the oven to 375°F (190°C).
2. Step
Add the mushrooms to a food processor and pulse until crumbly, 10-12 times. Be careful not to over-process.
3. Step
Heat 2 tablespoons of olive oil in a medium pan over medium heat. Add the onion and sauté for 3-5 minutes. Add the vegetable broth and sauté until the onions are translucent and most of the broth has evaporated.
4. Step
Add the garlic and sauté for 3 minutes more, or until fragrant.
5. Step
Add the mushrooms and soy sauce and sauté until most of the liquid has released from the mushrooms and evaporated, 10-12 minutes.
6. Step
Push the sautéed veggies to the sides of the pan and add a bit more olive oil to the center. Sauté the thyme in the oil until fragrant, then incorporate into the rest of mixture.
7. Step
Add the spinach and sauté until wilted.
8. Step
Grease an 18 x 13-inch baking sheet with nonstick spray. On a lightly floured surface, use a rolling pin to roll out puff pastry sheet to fit the baking sheet. Transfer the puff pastry to the pan.
9. Step
In center third of the pastry, add a layer of potato slices. Top with half of the mushroom mixture and spread in an even layer, about ¾-inch thick. Add another layer of potatoes and the rest of the mushrooms, and top with a final layer of potatoes.
10. Step
Fold one side of pastry over the filling, then the other side. Seal the top and bottom ends over the filling. Score the top of the Wellington diagonally with a sharp knife.
11. Step
In a ramekin or small bowl, combine the non-dairy milk with the remaining tablespoon of olive oil. Brush over the Wellington. Decorate with more pastry, if desired. Poke air vents in the side of the Wellington.
12. Step
Bake for 35-40 minutes. until golden brown and puffed.
13. Step
Let rest for 10 minutes before cutting into thick slices.